diff --git a/releases/bang_snd.bin b/releases/bang_snd.bin
deleted file mode 100644
index 3e5c3b6..0000000
Binary files a/releases/bang_snd.bin and /dev/null differ
diff --git a/releases/build_rom.ini b/releases/build_rom.ini
deleted file mode 100644
index 722f7ba..0000000
--- a/releases/build_rom.ini
+++ /dev/null
@@ -1,6 +0,0 @@
-zip=nrallyx.zip
-ifiles=(prg1_0 prg2_0 prg1_1 prg2_1 prg3_0 prg4_0 prg3_1 prg4_1 ../bang_snd.bin nrx_chg1.8e nrx_chg2.8d rx1-6.8m rx1-5.3p nrx1-7.8p nrx1-1.11n)
-ofile=a.nrallyx.rom
-ofileMd5sumValid=113b2afb644dd386dc7c3fc1ae685ff4
-
-split=("split nrx_prg1.1d -b 2048  prg1_ -d -a 1" "split nrx_prg2.1e -b 2048  prg2_ -d -a 1" "split nrx_prg3.1k -b 2048  prg3_ -d -a 1" "split nrx_prg4.1l -b 2048  prg4_ -d -a 1")
diff --git a/releases/build_rom.sh b/releases/build_rom.sh
deleted file mode 100755
index 3d8490f..0000000
--- a/releases/build_rom.sh
+++ /dev/null
@@ -1,111 +0,0 @@
-#!/bin/bash
-
-exit_with_error() {
-  echo -e "\nERROR:\n${1}\n"
-  exit 1
-}
-
-check_dependencies() {
-  if [[ $OSTYPE == darwin* ]]; then
-    for j in unzip md5 cat cut; do
-      command -v ${j} > /dev/null 2>&1 || exit_with_error "This script requires\n${j}"
-    done
-  else
-    for j in unzip md5sum cat cut; do
-      command -v ${j} > /dev/null 2>&1 || exit_with_error "This script requires\n${j}"
-    done
-  fi
-}
-
-check_permissions () {
-  if [ ! -w ${BASEDIR} ]; then
-    exit_with_error "Cannot write to\n${BASEDIR}"
-  fi
-}
-
-read_ini () {
-  if [ ! -f ${BASEDIR}/build_rom.ini ]; then
-    exit_with_error "Missing build_rom.ini"
-  else
-    source ${BASEDIR}/build_rom.ini
-  fi
-}
-
-uncompress_zip() {
-  if [ -f ${BASEDIR}/${zip} ]; then
-    tmpdir=tmp.`date +%Y%m%d%H%M%S%s`
-    unzip -qq -d ${BASEDIR}/${tmpdir}/ ${BASEDIR}/${zip}
-    if [ $? != 0 ] ; then
-      rm -rf ${BASEDIR}/$tmpdir
-      exit_with_error "Something went wrong\nwhen extracting\n${zip}"
-    fi
-  else
-    exit_with_error "Cannot find ${zip}"
-  fi
-}
-split_files() {
-    #split nrx_prg1.1d -b 2048  prg1_ -d -a 1
-    pushd ${BASEDIR}/${tmpdir}/
-    for ((i=0;i< ${#split[@]}; i++))
-    do
-      #echo ${split[$i]}
-      ${split[$i]}
-    done
-    popd
-}
-generate_rom() {
-  for i in "${ifiles[@]}"; do
-      # ensure provided zip contains required files
-      if [ ! -f "${BASEDIR}/${tmpdir}/${i}" ]; then
-        rm -rf ${BASEDIR}/$tmpdir
-        exit_with_error "Provided ${zip}\nis missing required file:\n\n${i}"
-      else
-        cat ${BASEDIR}/${tmpdir}/${i} >> ${BASEDIR}/${tmpdir}/${ofile}
-     fi
-  done
-}
-
-validate_rom() {
-
-  if [[ $OSTYPE == darwin* ]]; then
-    ofileMd5sumCurrent=$(md5 -r ${BASEDIR}/${tmpdir}/${ofile}|cut -f 1 -d " ")
-  else
-    ofileMd5sumCurrent=$(md5sum ${BASEDIR}/${tmpdir}/${ofile}|cut -f 1 -d " ")
-  fi
-
-  if [[ "${ofileMd5sumValid}" != "${ofileMd5sumCurrent}" ]]; then
-    echo -e "\nExpected checksum:\n${ofileMd5sumValid}"
-    echo -e "Actual checksum:\n${ofileMd5sumCurrent}"
-    mv ${BASEDIR}/${tmpdir}/${ofile} .
-    rm -rf ${BASEDIR}/$tmpdir
-    exit_with_error "Generated ${ofile}\nis invalid.\nThis is more likely\ndue to incorrect\n${zip} content."
-  else
-    mv ${BASEDIR}/${tmpdir}/${ofile} ${BASEDIR}/.
-    rm -rf ${BASEDIR}/$tmpdir
-    echo -e "\nChecksum verification passed\n\nCopy the ${ofile}\ninto root of SD card\nalong with the rbf file.\n"
-  fi
-}
-
-BASEDIR=$(dirname "$0")
-
-echo "Generating ROM ..."
-
-## verify dependencies
-check_dependencies
-
-## verify write permissions
-check_permissions
-
-## load ini
-read_ini
-
-## extract package
-uncompress_zip
-
-split_files
-
-## build rom
-generate_rom
-
-## verify rom
-validate_rom
diff --git a/releases/build_rom_NRallyX.bat b/releases/build_rom_NRallyX.bat
deleted file mode 100644
index 97e00f8..0000000
--- a/releases/build_rom_NRallyX.bat
+++ /dev/null
@@ -1,37 +0,0 @@
-@powershell -NoProfile -ExecutionPolicy Unrestricted "$s=[scriptblock]::create((gc \"%~f0\"|?{$_.readcount -gt 1})-join\"`n\");&$s" %*&goto:eof
-
-function SplitFile ($inFile, $outPrefix, [Int32] $bufSize) {
-  $stream = [System.IO.File]::OpenRead("tmp/$inFile")
-  $chunkNum = 0
-  $barr = New-Object byte[] $bufSize
-
-  while( $bytesRead = $stream.Read($barr,0,$bufsize)){
-    $outFile = "tmp/$outPrefix$chunkNum"
-    $ostream = [System.IO.File]::OpenWrite($outFile)
-    $ostream.Write($barr,0,$bytesRead);
-    $ostream.close();
-    $chunkNum += 1
-  }
-  $stream.close();
-}
-#==============================================================
-$zip="nrallyx.zip"
-$ifiles="prg1_0","prg2_0","prg1_1","prg2_1","prg3_0","prg4_0","prg3_1","prg4_1","../bang_snd.bin","nrx_chg1.8e","nrx_chg2.8d","rx1-6.8m","rx1-5.3p","nrx1-7.8p","nrx1-1.11n"
-$ofile="a.nrallyx.rom"
-
-Expand-Archive -Path "./$zip" -Destination ./tmp/ -Force
-SplitFile "nrx_prg1.1d" "prg1_" 2048
-SplitFile "nrx_prg2.1e" "prg2_" 2048
-SplitFile "nrx_prg3.1k" "prg3_" 2048
-SplitFile "nrx_prg4.1l" "prg4_" 2048
-cd tmp
-Get-Content $ifiles -Enc Byte -Read 512 | Set-Content "../$ofile" -Enc Byte
-cd ..
-Remove-Item ./tmp -Recurse -Force
-
-echo "** done **"
-echo ""
-echo "Copy $ofile into root of SD card"
-echo ""
-echo ""
-pause
diff --git a/releases/build_rom_RallyX.bat b/releases/build_rom_RallyX.bat
deleted file mode 100644
index d7d4548..0000000
--- a/releases/build_rom_RallyX.bat
+++ /dev/null
@@ -1,18 +0,0 @@
-@powershell -NoProfile -ExecutionPolicy Unrestricted "$s=[scriptblock]::create((gc \"%~f0\"|?{$_.readcount -gt 1})-join\"`n\");&$s" %*&goto:eof
-#==============================================================
-$zip="rallyx.zip"
-$ifiles="1b","rallyxn.1e","rallyxn.1h","rallyxn.1k","../bang_snd.bin","8e","rx1-6.8m","rx1-5.3p","rx1-7.8p","rx1-1.11n"
-$ofile="a.rallyx.rom"
-
-Expand-Archive -Path "./$zip" -Destination ./tmp/ -Force
-cd tmp
-Get-Content $ifiles -Enc Byte -Read 512 | Set-Content "../$ofile" -Enc Byte
-cd ..
-Remove-Item ./tmp -Recurse -Force
-
-echo "** done **"
-echo ""
-echo "Copy $ofile into root of SD card"
-echo ""
-echo ""
-pause
diff --git a/releases/build_rom_alt.ini b/releases/build_rom_alt.ini
deleted file mode 100644
index 972b4bc..0000000
--- a/releases/build_rom_alt.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-zip=rallyx.zip
-ifiles=(1b rallyxn.1e rallyxn.1h rallyxn.1k ../bang_snd.bin 8e rx1-6.8m rx1-5.3p rx1-7.8p rx1-1.11n)
-ofile=a.rallyx.rom
-ofileMd5sumValid=47b5dc3c2683e23b387115da19e2771a
diff --git a/releases/build_rom_alt.sh b/releases/build_rom_alt.sh
deleted file mode 100755
index 2a8ca28..0000000
--- a/releases/build_rom_alt.sh
+++ /dev/null
@@ -1,100 +0,0 @@
-#!/bin/bash
-
-exit_with_error() {
-  echo -e "\nERROR:\n${1}\n"
-  exit 1
-}
-
-check_dependencies() {
-  if [[ $OSTYPE == darwin* ]]; then
-    for j in unzip md5 cat cut; do
-      command -v ${j} > /dev/null 2>&1 || exit_with_error "This script requires\n${j}"
-    done
-  else
-    for j in unzip md5sum cat cut; do
-      command -v ${j} > /dev/null 2>&1 || exit_with_error "This script requires\n${j}"
-    done
-  fi
-}
-
-check_permissions () {
-  if [ ! -w ${BASEDIR} ]; then
-    exit_with_error "Cannot write to\n${BASEDIR}"
-  fi
-}
-
-read_ini () {
-  if [ ! -f ${BASEDIR}/build_rom_alt.ini ]; then
-    exit_with_error "Missing build_rom_alt.ini"
-  else
-    source ${BASEDIR}/build_rom_alt.ini
-  fi
-}
-
-uncompress_zip() {
-  if [ -f ${BASEDIR}/${zip} ]; then
-    tmpdir=tmp.`date +%Y%m%d%H%M%S%s`
-    unzip -qq -d ${BASEDIR}/${tmpdir}/ ${BASEDIR}/${zip}
-    if [ $? != 0 ] ; then
-      rm -rf ${BASEDIR}/$tmpdir
-      exit_with_error "Something went wrong\nwhen extracting\n${zip}"
-    fi
-  else
-    exit_with_error "Cannot find ${zip}"
-  fi
-}
-
-generate_rom() {
-  for i in "${ifiles[@]}"; do
-      # ensure provided zip contains required files
-      if [ ! -f "${BASEDIR}/${tmpdir}/${i}" ]; then
-        rm -rf ${BASEDIR}/$tmpdir
-        exit_with_error "Provided ${zip}\nis missing required file:\n\n${i}"
-      else
-        cat ${BASEDIR}/${tmpdir}/${i} >> ${BASEDIR}/${tmpdir}/${ofile}
-     fi
-  done
-}
-
-validate_rom() {
-
-  if [[ $OSTYPE == darwin* ]]; then
-    ofileMd5sumCurrent=$(md5 -r ${BASEDIR}/${tmpdir}/${ofile}|cut -f 1 -d " ")
-  else
-    ofileMd5sumCurrent=$(md5sum ${BASEDIR}/${tmpdir}/${ofile}|cut -f 1 -d " ")
-  fi
-
-  if [[ "${ofileMd5sumValid}" != "${ofileMd5sumCurrent}" ]]; then
-    echo -e "\nExpected checksum:\n${ofileMd5sumValid}"
-    echo -e "Actual checksum:\n${ofileMd5sumCurrent}"
-    mv ${BASEDIR}/${tmpdir}/${ofile} .
-    rm -rf ${BASEDIR}/$tmpdir
-    exit_with_error "Generated ${ofile}\nis invalid.\nThis is more likely\ndue to incorrect\n${zip} content."
-  else
-    mv ${BASEDIR}/${tmpdir}/${ofile} ${BASEDIR}/.
-    rm -rf ${BASEDIR}/$tmpdir
-    echo -e "\nChecksum verification passed\n\nCopy the ${ofile}\ninto root of SD card\nalong with the rbf file.\n"
-  fi
-}
-
-BASEDIR=$(dirname "$0")
-
-echo "Generating ROM ..."
-
-## verify dependencies
-check_dependencies
-
-## verify write permissions
-check_permissions
-
-## load ini
-read_ini
-
-## extract package
-uncompress_zip
-
-## build rom
-generate_rom
-
-## verify rom
-validate_rom